Home / 9,459.30-13,053.73-5,210.28

Finding the Fourth Proportional to 9,459.30, 13,053.73 and 5,210.28

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Solution

The fourth proportional to 9,459.30, 13,053.73 and 5,210.28 is: 7,190.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.30 : 13,053.73 = 5,210.28 : x
  2. Step 2: Convert to fraction form
    9,459.30/13,053.73 = 5,210.28/x
  3. Step 3: Cross multiply
    9,459.30x = 13,053.73 × 5,210.28
  4. Step 4: Simplify right side
    9,459.30x = 68,013,588.34
  5. Step 5: Solve for x
    x = 68,013,588.34/9,459.30
  6. Step 6: Final answer
    x = 7,190.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.